[MODULUS-875] Fixed the help printer for the base env command.
Added --registry options.

Related to [MODULUS-780].
Require url as a local variable rather than inline.
Require url as a local variable rather than inline.
Merged in feature/set-npm-registry (pull request #11)

Added --registry option.
Merged in bug/empty-env (pull request #10)

[MODULUS-875] Fixed the help printer for the base env command.
Corrected syntax error.
Preparing for release 0.5.0.

Sprint 02/28/2014 release.
Added a project.getStatus function to librarian.
The uploader will now correctly bubble errors.
Added basic retry logic for uploads.
Added a debug log for non-json responses.
Updated the body check in the upload response to use the right variable.
More reference updates in the upload controller.
another error log.
Merged in upload-fix (pull request #12)

[MODULUS-263] Upload Retries
Preparing for release v0.5.1.